How Bill Phillips used flowing water to model the economy

Bill Phillips was an outsider to economics, but he used a machine and a chart to change the way we think about the government's role in a capitalist economy.

Bill Phillips was an outsider to economics, but he used a machine and a chart to change the way we think about the government's role in a capitalist economy.

(Image credit: Julian Frost for Planet Money: A Guide To The Economic Forces That Shape Your Life
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